package com.work.practice.Netty.NettyLearn;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

/**
 * Created by wangkai43 on 2017/7/10.
 */
public class TimeClient {
    public void connect(int port,String host) throws Exception{
        EventLoopGroup group = new NioEventLoopGroup();
        try{
            Bootstrap b = new Bootstrap();
            b.group(group).channel(NioSocketChannel.class)
                    .option(ChannelOption.TCP_NODELAY,true)
                    .handler(new ChannelInitializer<SocketChannel>() {
                        @Override
                        protected void initChannel(SocketChannel socketChannel) throws Exception {
                            socketChannel.pipeline().addLast(new TimeClientHandler());

                            socketChannel.pipeline().addLast(new TimeClientHandlerOut());
                        }
                    });
            //发起异步连接
            ChannelFuture f = b.connect(host,port).sync();

            //等待客户端连接关闭
            f.channel().closeFuture().sync();

        }finally {
            group.shutdownGracefully().sync();
        }
    }

    public static void main(String[] args) {
        int port = 8080;
        String host = "127.0.0.1";
        try {
            new TimeClient().connect(port,host);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}
